Simplify the expression.

Show your work.

-x(5x-4)

A. 4x^2-5x

B. -5x-4x

C. 5x+4x

D. -5x^2+4x

D. -5x^2+4x

To simplify, distribute the negative sign outside of the parentheses and then use the distributive property to multiply -x by each term inside the parentheses:

-x(5x-4) = -5x^2 + 4x